Home / 53,276.43-79,857.81-40,088.01

Finding the Fourth Proportional to 53,276.43, 79,857.81 and 40,088.01

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Solution

The fourth proportional to 53,276.43, 79,857.81 and 40,088.01 is: 60,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,276.43 : 79,857.81 = 40,088.01 : x
  2. Step 2: Convert to fraction form
    53,276.43/79,857.81 = 40,088.01/x
  3. Step 3: Cross multiply
    53,276.43x = 79,857.81 × 40,088.01
  4. Step 4: Simplify right side
    53,276.43x = 3,201,340,685.86
  5. Step 5: Solve for x
    x = 3,201,340,685.86/53,276.43
  6. Step 6: Final answer
    x = 60,089.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.